2020/12/14

 搖桿控制音調

連接 COM6

void setup() {

  pinMode(13,OUTPUT);

}

void loop() {

  int now = analogRead(A0);

  tone(8,now);

}

搖桿控制音調 + 燈光

void setup() {

  // put your setup code here, to run once:

  for(int i=2;i<=13;i++){

    pinMode(i,OUTPUT);

  }

}

void loop() {

  // put your main code here, to run repeatedly:

  int now = analogRead(A0);

  int level = now/(512/13);

  for(int i=2;i<=13;i++){

    if(i<level) digitalWrite(i,HIGH);

    else digitalWrite(i,LOW);

  }

  tone(8,now);

}

旋鈕控制顏色